56611745060 has 144 divisors (see below), whose sum is σ = 138967799040. Its totient is φ = 19303764480.

The previous prime is 56611745039. The next prime is 56611745107. The reversal of 56611745060 is 6054711665.

It is a junction number, because it is equal to n+sod(n) for n = 56611744999 and 56611745017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2241905 + ... + 2267015.

It is an arithmetic number, because the mean of its divisors is an integer number (965054160).

Almost surely, 2^56611745060 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56611745060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69483899520).

56611745060 is an abundant number, since it is smaller than the sum of its proper divisors (82356053980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56611745060 is a wasteful number, since it uses less digits than its factorization.

56611745060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25198 (or 25183 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 41.

The spelling of 56611745060 in words is "fifty-six billion, six hundred eleven million, seven hundred forty-five thousand, sixty".